In bottom pressing, or bottoming, the punch presses the workpiece versus the bottom surface of the V or U-formed die, which defines the final bend angle. This technique produces precise bends and lowers the inclination for springback within the workpiece resulting from the application of higher bending drive. Metal stamping https://1001bookmarks.com/story18499448/the-best-side-of-iron-city-stamping-iron-city-tn